说明：  介绍了高斯粒子滤波器(GPF) 的基本思想和具体算法的实现步骤,并讨论了此算 法在机动目标转弯模型跟踪中的应用
(The introduced Gaussian particle filter (GPF), the basic idea and specific implementation steps of the algorithm, and discuss the application of this algorithm in turn model maneuvering target tracking)